Smartphones are tricky things. They essentially cram an entire computer into a tiny chassis you can carry around in your pocket, which is pretty convenient. But for music fans, sound quality can suffer as manufacturers cut corners with the audio electronics in the interest of saving space and money. Continue reading How to Improve Sound Quality in Android phone→

The rest of the universe appears to be made of a mysterious, invisible substance called dark matter (25 percent) and a force that repelsgravity known as dark energy (70 percent). Scientists have not yet observed dark matter directly.